Wikimedia Developer Support offers a support channel for all developers
working with MediaWiki or other Wikimedia related technologies: APIs,
extensions, skins, gadgets, templates, bots, tools, apps, data sets… If you
need help with a technical problem, just ask.

* Although the migration of users and content to the production server is
theoretically possible, at this point it is not guaranteed (T184461).
* The authentication system for this test instance is not what will be used
if this project makes it to production.
* If you have a Wikimedia account, use the same email when registering
here. This is how your username and content will remain yours if/when
Wikimedia single sign-on is implemented (T124691).
* Do not reuse your “real” passwords when creating an account in this test
instance.